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Finding the Fourth Proportional to 367,136.79, 506,699.21 and 206,001.37

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Solution

The fourth proportional to 367,136.79, 506,699.21 and 206,001.37 is: 284,310.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,136.79 : 506,699.21 = 206,001.37 : x
  2. Step 2: Convert to fraction form
    367,136.79/506,699.21 = 206,001.37/x
  3. Step 3: Cross multiply
    367,136.79x = 506,699.21 × 206,001.37
  4. Step 4: Simplify right side
    367,136.79x = 104,380,728,904.42
  5. Step 5: Solve for x
    x = 104,380,728,904.42/367,136.79
  6. Step 6: Final answer
    x = 284,310.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.